Seima Aoyagi
Originally from Chiba Prefecture, Seima Aoyagi was saved after being invited by a friend to a Hi-B.A. meeting during his second year of high school. He was baptized at Chiba Midoridai Church of the Presbyterian Church in Japan. After actively participating in KGK (Kirisutosha Gakusei Kai) activities during university, he served in university student evangelism for seven years following graduation, encouraged by an invitation from a missionary. He then pursued further studies at Covenant Theological Seminary in St. Louis, Missouri, USA, followed by a church planting internship at Harbor Presbyterian Church in San Diego. In 2009, he was ordained in the Presbyterian Church in America (PCA). He returned to Japan in 2011 and began church planting in Toyosu, Koto Ward, in 2012. Grace Harbor Church officially launched in April 2015. He joined the Presbyterian Church in Japan in January 2025. Currently residing in Tsukishima, he is a father of four. His hobbies include camping, surfing, and city walking.